ahoneybun/qmk_firmware
1
0
Fork 0
Code Issues Pull requests Projects Releases Packages Wiki Activity Actions

Complete initial working revision of PDI programming in the AVRISP project (XMEGAs can now be programmed by the firmware).

Browse source
This commit is contained in:
Dean Camera 2009-12-15 10:06:49 +00:00
parent 79efd8c79e
commit 2f6c096050
5 changed files with 59 additions and 81 deletions
Download patch file Download diff file Expand all files Collapse all files

66
Projects/AVRISP/Lib/PDIProtocol.c
View file

@ -37,8 +37,6 @@
#include "PDIProtocol.h"
#if defined(ENABLE_PDI_PROTOCOL) || defined(__DOXYGEN__)
#warning PDI Programming Protocol support is incomplete and not currently suitable for general use.
/** Base absolute address for the target's NVM controller */
uint32_t XPROG_Param_NVMBase;
@ -164,6 +162,7 @@ static void PDIProtocol_Erase(void)
uint8_t EraseCommand = NVM_CMD_NOOP;
/* Determine which NVM command to send to the device depending on the memory to erase */
if (Erase_XPROG_Params.MemoryType == XPRG_ERASE_CHIP)
EraseCommand = NVM_CMD_CHIPERASE;
else if (Erase_XPROG_Params.MemoryType == XPRG_ERASE_APP)
@ -181,6 +180,7 @@ static void PDIProtocol_Erase(void)
else if (Erase_XPROG_Params.MemoryType == XPRG_ERASE_USERSIG)
EraseCommand = NVM_CMD_ERASEUSERSIG;
/* Erase the target memory, indicate timeout if ocurred */
if (!(NVMTarget_EraseMemory(EraseCommand, Erase_XPROG_Params.Address)))
ReturnStatus = XPRG_ERR_TIMEOUT;
@ -213,65 +213,51 @@ static void PDIProtocol_WriteMemory(void)
Endpoint_ClearOUT();
Endpoint_SetEndpointDirection(ENDPOINT_DIR_IN);
uint8_t WriteCommand = NVM_CMD_NOOP;
uint8_t WriteBuffCommand = NVM_CMD_NOOP;
uint8_t EraseBuffCommand = NVM_CMD_NOOP;
bool PagedMemory = false;
/* Assume FLASH page programming by default, as it is the common case */
uint8_t WriteCommand = NVM_CMD_WRITEFLASHPAGE;
uint8_t WriteBuffCommand = NVM_CMD_LOADFLASHPAGEBUFF;
uint8_t EraseBuffCommand = NVM_CMD_ERASEFLASHPAGEBUFF;
bool PagedMemory = true;
if (WriteMemory_XPROG_Params.MemoryType == XPRG_MEM_TYPE_APPL)
{
WriteCommand = NVM_CMD_ERASEWRITEFLASH;
WriteBuffCommand = NVM_CMD_LOADFLASHPAGEBUFF;
EraseBuffCommand = NVM_CMD_ERASEFLASHPAGEBUFF;
PagedMemory = true;
WriteCommand = NVM_CMD_WRITEAPPSECPAGE;
}
else if (WriteMemory_XPROG_Params.MemoryType == XPRG_MEM_TYPE_BOOT)
{
WriteCommand = NVM_CMD_ERASEWRITEFLASH;
WriteBuffCommand = NVM_CMD_LOADFLASHPAGEBUFF;
EraseBuffCommand = NVM_CMD_ERASEFLASHPAGEBUFF;
PagedMemory = true;
WriteCommand = NVM_CMD_WRITEBOOTSECPAGE;
}
else if (WriteMemory_XPROG_Params.MemoryType == XPRG_MEM_TYPE_EEPROM)
{
WriteCommand = NVM_CMD_ERASEWRITEEEPROMPAGE;
WriteCommand = NVM_CMD_WRITEEEPROMPAGE;
WriteBuffCommand = NVM_CMD_LOADEEPROMPAGEBUFF;
EraseBuffCommand = NVM_CMD_ERASEEEPROMPAGEBUFF;
PagedMemory = true;
}
else if (WriteMemory_XPROG_Params.MemoryType == XPRG_MEM_TYPE_USERSIG)
{
/* User signature is paged, but needs us to manually indicate the mode bits since the host doesn't set them */
WriteMemory_XPROG_Params.PageMode = (XPRG_PAGEMODE_ERASE | XPRG_PAGEMODE_WRITE);
WriteCommand = NVM_CMD_WRITEUSERSIG;
WriteBuffCommand = NVM_CMD_LOADFLASHPAGEBUFF;
EraseBuffCommand = NVM_CMD_ERASEFLASHPAGEBUFF;
PagedMemory = true;
}
else if (WriteMemory_XPROG_Params.MemoryType == XPRG_MEM_TYPE_FUSE)
{
WriteCommand = NVM_CMD_WRITEFUSE;
WriteCommand = NVM_CMD_WRITEFUSE;
PagedMemory = false;
}
else if (WriteMemory_XPROG_Params.MemoryType == XPRG_MEM_TYPE_LOCKBITS)
{
WriteCommand = NVM_CMD_WRITELOCK;
WriteCommand = NVM_CMD_WRITELOCK;
PagedMemory = false;
}
if (PagedMemory)
/* Send the appropriate memory write commands to the device, indicate timeout if occurred */
if ((PagedMemory && !NVMTarget_WritePageMemory(WriteBuffCommand, EraseBuffCommand, WriteCommand,
WriteMemory_XPROG_Params.PageMode, WriteMemory_XPROG_Params.Address,
WriteMemory_XPROG_Params.ProgData, WriteMemory_XPROG_Params.Length)) ||
(!PagedMemory && !NVMTarget_WriteByteMemory(WriteCommand, WriteMemory_XPROG_Params.Address,
WriteMemory_XPROG_Params.ProgData)))
{
if (!(NVMTarget_WritePageMemory(WriteBuffCommand, EraseBuffCommand, WriteCommand,
WriteMemory_XPROG_Params.PageMode, WriteMemory_XPROG_Params.Address,
WriteMemory_XPROG_Params.ProgData, WriteMemory_XPROG_Params.Length)))
{
ReturnStatus = XPRG_ERR_TIMEOUT;
}
}
else
{
if (!(NVMTarget_WriteByteMemory(WriteCommand, WriteMemory_XPROG_Params.Address, WriteMemory_XPROG_Params.ProgData,
WriteMemory_XPROG_Params.Length)))
{
ReturnStatus = XPRG_ERR_TIMEOUT;
}
ReturnStatus = XPRG_ERR_TIMEOUT;
}
Endpoint_Write_Byte(CMD_XPROG);
@ -301,8 +287,9 @@ static void PDIProtocol_ReadMemory(void)
Endpoint_ClearOUT();
Endpoint_SetEndpointDirection(ENDPOINT_DIR_IN);
uint8_t ReadBuffer[ReadMemory_XPROG_Params.Length];
uint8_t ReadBuffer[256];
/* Read the target's memory, indicate timeout if occurred */
if (!(NVMTarget_ReadMemory(ReadMemory_XPROG_Params.Address, ReadBuffer, ReadMemory_XPROG_Params.Length)))
ReturnStatus = XPRG_ERR_TIMEOUT;
@ -335,6 +322,7 @@ static void PDIProtocol_ReadCRC(void)
uint8_t CRCCommand = NVM_CMD_NOOP;
uint32_t MemoryCRC;
/* Determine which NVM command to send to the device depending on the memory to CRC */
if (ReadCRC_XPROG_Params.CRCType == XPRG_CRC_APP)
CRCCommand = NVM_CMD_APPCRC;
else if (ReadCRC_XPROG_Params.CRCType == XPRG_CRC_BOOT)
@ -342,6 +330,7 @@ static void PDIProtocol_ReadCRC(void)
else
CRCCommand = NVM_CMD_FLASHCRC;
/* Perform and retrieve the memory CRC, indicate timeout if occurred */
if (!(NVMTarget_GetMemoryCRC(CRCCommand, &MemoryCRC)))
ReturnStatus = XPRG_ERR_TIMEOUT;
@ -367,6 +356,7 @@ static void PDIProtocol_SetParam(void)
uint8_t XPROGParam = Endpoint_Read_Byte();
/* Determine which parameter is being set, store the new parameter value */
if (XPROGParam == XPRG_PARAM_NVMBASE)
XPROG_Param_NVMBase = Endpoint_Read_DWord_BE();
else if (XPROGParam == XPRG_PARAM_EEPPAGESIZE)